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From Frederic Tuttle <fjtut...@gmail.com>
Subject Re: SEDA behavior
Date Wed, 15 Jun 2011 13:18:42 GMT
Thanks. That is what I wanted to know. I will give ActiveMQ another chance.
I was running into some bugs in the latest version, but since then I found
some workarounds to try.

  -FT

On Wed, Jun 15, 2011 at 9:12 AM, Claus Ibsen <claus.ibsen@gmail.com> wrote:

> There is no flow control and whatnot, SEDA is a simple internal memory
> queue.
>
> If you want all that other stuff then look for ActiveMQ as it got all
> those bells and whistles.
>
>
> On Wed, Jun 15, 2011 at 3:10 PM, Frederic Tuttle <ftuttle@oratu.net>
> wrote:
> > Right. When I try ?size=1000, I get ... IllegalStateException: Queue full
> > ...
> > Just want to know if there is an approach to dealing with this.
> >
> >  -FT
> >
> > On Wed, Jun 15, 2011 at 8:54 AM, Jean-Baptiste Onofré <jb@nanthrax.net
> >wrote:
> >
> >> Hi,
> >>
> >> SEDA is asynchronous, and the messages are exchanged on a BlockingQueue.
> >>
> >> To avoid overhead, you can use the size attribute to limit the number of
> >> messages to handle:
> >>
> >> from("seda:workpipie?concurrentConsumers=25&size=1000")
> >>
> >> Regards
> >> JB
> >>
> >>
> >> On 06/15/2011 02:54 PM, Frederic Tuttle wrote:
> >>
> >>> I have been using seda queues to multithread some processing such as:
> >>>
> >>>    from("seda:workpipe?concurrentConsumers=25").process(new
> >>> WorkProcessor());
> >>>
> >>> If I leave the queue unbounded, I will run out of heap space if my load
> is
> >>> too high and my threads are too few.
> >>> If I limit the queue size, the queue fills up and message delivery
> fails.
> >>>
> >>> Should I expect some sort of flow control because seda is implemented
> as a
> >>> blocking queue ? or is there total decoupling from the provider ?
> >>> What are ways of dealing with this issue other than tweaking the
> settings
> >>> ?
> >>>
> >>>
> >>> Thanks for your help.
> >>>
> >>>    -FT
> >>>
> >>>
> >
>
>
>
> --
> Claus Ibsen
> -----------------
> FuseSource
> Email: cibsen@fusesource.com
> Web: http://fusesource.com
> Twitter: davsclaus, fusenews
> Blog: http://davsclaus.blogspot.com/
> Author of Camel in Action: http://www.manning.com/ibsen/
>

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